// ==========================================================================
// Helper classes
// ==========================================================================

// @stylint off
.wait,
.wait * {
    cursor: wait !important;
}
// @stylint on

// @stylint off
/*
 * Hide visually and from screen readers: h5bp.com/u
 */
.hidden {
    display: none !important;
    visibility: hidden;
}
// @stylint on

/*
 * Hide only visually, but have it available for screen readers: h5bp.com/v
 */
.visuallyhidden {
    border: 0;
    clip: rect(0 0 0 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
}

/*
 * Extends the .visuallyhidden class to allow the element to be focusable
 * when navigated to via the keyboard: h5bp.com/p
 */
.visuallyhidden.focusable:active,
.visuallyhidden.focusable:focus {
    clip: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    position: static;
    width: auto;
}

/*
 * Hide visually and from screen readers, but maintain layout
 */
.invisible {
    visibility: hidden;
}

/*
 * Clearfix: contain floats
 *
 * For modern browsers
 * 1. The space content is one way to avoid an Opera bug when the
 *    `contenteditable` attribute is included anywhere else in the document.
 *    Otherwise it causes space to appear at the top and bottom of elements
 *    that receive the `clearfix` class.
 * 2. The use of `table` rather than `block` is only necessary if using
 *    `:before` to contain the top-margins of child elements.
 */
.clearfix:before,
.clearfix:after {
    content: " "; /* 1 */
    display: table; /* 2 */
}

.clearfix:after {
    clear: both;
}

.nowrap {
    white-space: nowrap;
}

.noselect {
    -webkit-touch-callout: none;
    -webkit-user-select: none; // webkit (safari, chrome) browsers
    -khtml-user-select: none; // webkit (konqueror) browsers
    -moz-user-select: none; // mozilla browsers
    -ms-user-select: none; // IE10+
    user-select: none;
}

.text-overflow-ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

.caret {
    display: inline-block;
    width: 0;
    height: 0;
    vertical-align: middle;
    border-top: 4px dashed #666;
    border-right: 4px solid transparent;
    border-left: 4px solid transparent;
    margin-left: 8px;
}

.code {
    padding: .2em;
    margin: 0;
    font-size: 85%;
    background-color: rgba(0, 0, 0, .04);
    border-radius: 3px;

    &:before,
    &:after {
        letter-spacing: -.2em;
        content: "\00a0";
    }
}
